The Jeremy Mayfield saga has taken another sad turn, with the latest revelations exposing a toxic relationship between Mayfield and his estranged stepmother Lisa. In an affidavit submitted to federal court by NASCAR, Mayfield's stepmother claims that Mayfield has been taking methamphetamine since 1998 and that she has witnessed him doing so. The stepmother said in the affidavit:"Between 1998-2005, I am personally aware that Jeremy used methamphetamine often. I was concerned about his heavy ...

ESPN The Magazine reports that driver Jeremy Mayfield tested positive for methamphetamines during a random drug screening May 1 at Richmond International Raceway. The magazine cited "two independent sources." ESPN's Ryan McGee reports that court papers revealed that the suspended driver had taken a double dosage of over-the-counter allergy medication Claritin-D before the Richmond drug test. Mayfield said he also was taking prescription Adderall-XR to treat Attention Deficit Hyperactiv ...